9(x+10)=3(x-13)

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Solution for 9(x+10)=3(x-13) equation: 



9(x+10)=3(x-13)

We move all terms to the left:

9(x+10)-(3(x-13))=0

We multiply parentheses

9x-(3(x-13))+90=0



We calculate terms in parentheses: -(3(x-13)), so:

3(x-13)

We multiply parentheses

3x-39

Back to the equation:

-(3x-39)



We get rid of parentheses

9x-3x+39+90=0

We add all the numbers together, and all the variables

6x+129=0

We move all terms containing x to the left, all other terms to the right

6x=-129

x=-129/6

x=-21+1/2

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